Home / 649,106.36-973,751.70-199,864.56

Finding the Fourth Proportional to 649,106.36, 973,751.70 and 199,864.56

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Solution

The fourth proportional to 649,106.36, 973,751.70 and 199,864.56 is: 299,825.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,106.36 : 973,751.70 = 199,864.56 : x
  2. Step 2: Convert to fraction form
    649,106.36/973,751.70 = 199,864.56/x
  3. Step 3: Cross multiply
    649,106.36x = 973,751.70 × 199,864.56
  4. Step 4: Simplify right side
    649,106.36x = 194,618,455,069.75
  5. Step 5: Solve for x
    x = 194,618,455,069.75/649,106.36
  6. Step 6: Final answer
    x = 299,825.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.